319211938979 has 2 divisors, whose sum is σ = 319211938980. Its totient is φ = 319211938978.

The previous prime is 319211938939. The next prime is 319211939051. The reversal of 319211938979 is 979839112913.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 319211938979 - 2¹⁶ = 319211873443 is a prime.

It is not a weakly prime, because it can be changed into another prime (319211938939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159605969489 + 159605969490.

It is an arithmetic number, because the mean of its divisors is an integer number (159605969490).

Almost surely, 2^319211938979 is an apocalyptic number.

319211938979 is a deficient number, since it is larger than the sum of its proper divisors (1).

319211938979 is an equidigital number, since it uses as much as digits as its factorization.

319211938979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6613488, while the sum is 62.

The spelling of 319211938979 in words is "three hundred nineteen billion, two hundred eleven million, nine hundred thirty-eight thousand, nine hundred seventy-nine".